A light source that allows people to live closer to their circadian rhythm.
Smart LED luminaire CIELA lamps by VIVA-LITE come with a six-channel mixing technology as a recessed, a surface and a suspended mounting type. Through LEDs that mimic natura...

Every plant needs sunlight to be able to grow. That is, they need a certain spectrum of light to do photosynthesis. There are certain properties about light in general that need to be adjusted in order to improve the plant's growth massively. The mos...

Our fullspectrum strip lights with our trusted VIVA-LITE daylight spectrum are of high quality and cater for almost all common applications, both commercially and in the home. They are especially suitable for for indirect lighting, e.g. use in confi...

New: the first LED ceiling light with Viva-Lite spectrum. 10 brightness levels & 10 colour temperature levels. Both can be individually set as needed using the remote control.
LEDs are not just economical in use: thanks to Viva-Lite, they also posses...

New: the first LED ceiling light with Viva-Lite spectrum. 10 brightness levels & 10 colour temperature levels. Both can be individually set as needed using the remote control.
LEDs are not just economical in use: thanks to Viva-Lite, they also posses...

Posted by Maya Pillai.
If you've ever stared at the ceiling while your partner slept soundly beside you, you've probably investigated most insomnia solutions known.
The question then is, do you know what the impact of light is?
It has bec...

Have you ever wondered how something as simple and commonplace as the light that surrounds us can influence our body chemistry and state of mind?
In recent years, the impact of light in our lives has been dissected and analyzed. Where once n...

Post written by Maya Pillai.
Seasonal Affective Disorder (SAD) is the modern name for episodes of depression that occur during the winter months. SAD is found more in women than in men and by people who live in places with long winter nights...

Source: blog
Seedlings Started Under Lights vs. On A Windowsill
"In early February I started some broccoli seeds the way I normally do, under a bank of full spectrum florescent light tubes. At the same time, using the same seeds, the same...

Source: Ignite
Do you know what motivates your staff?
"Most people in the technology industry are generally considered smart, and highly skilled in math, logic and problem solving. However, these highly developed technical skills usually...

Source: Psychology Today:
What Can Pose a Greater Cancer Risk than Smoking?
A recent study published in the British Medical Journal (online) raised questions about sleeping pills. The careful work that was done on this study demonstrates a str...

Source: Slashdot
Title Aging Eyes Blamed For Seniors' Health Woes
Dr. Martin Mainster has written extensively about the effects of the aging eye on health, estimate that by age 45, the photoreceptors of the average adult receive just 50 ...

Source: Webvision
Title Jumping Spiders Use Image Defocusing For Depth Perception
The experiment was one of those experiments that is elegant in its simplicity. When using just green light to illuminate prey, the spiders were always accur...

Source: MindBodyGreen - your guide to wellness
Title: 5 Tips to Get Your Body Rhythm Back
Do you feel like you're out of sync? Here are some tips to help get your rhythm back...
Tip 3: Make sure you get natural light. Just as we need da...

Source: Capital City Weekly
Title Illuminating the biological basis of light therapy
Light therapy has been of medical interest for centuries and many pre-modern hospitals included a solar room for patients. However, only in recent decades...

Source: Trans World Network
What Makes Us Happy
This premise, that humanity has evolved for million of years to live in, thrive in, and enjoy a specific environment (notably the warm, sunny climate of sub-Saharan Africa), logically assume...

Source: Seaholm Highlander
How to: Have a Happier Winter
With the holidays over and Spring break months away, the winter may seem like a long unnecessary cycle of overcast skies and frigid temperatures.
A combination of shorter days, l...

Source: those3chicks
Stop Flirting & Commit : Rules of Engagement With Colour
Just as with any budding attraction, should you bring it home with you, you might be surprised how it looks like in a different light. Colours which look great ...

In a treat for Finnish readers of our blog - we've got a link today to a recent radio interview given by Viva-Lite partner, Ilkka Pekanheimo of AD-Lux Finland. This link will be valid until the 12th of February 2012.
In this interview the point i...

Source: Daily Heights
Design Ideas to Brighten Up Your Brownstone
Depending on the angle of your Brownstone (or if you have a corner lot) it can be a bit difficult to brighten up your living space with just natural light. This makes it v...

Source: ReminderNews
Herbs for the winter windowsill
Growing herbs indoors is not difficult, as long as their few cultural requirements are met. The two most important factors for the successful growth of herbs indoors are light and moistu...

Source: KSL.com Utah
Bookstore bucks recession trend with innovation...and psychics
It is also one of the first stores in Utah to install "mood lighting." Full spectrum lighting is typically used as light therapy for those with seasonal ...

Source: The Seattle Times
How to choose an indoor garden light system
The most important condition is light. By understanding how plants use light, and the many lighting options available today, you can put together a lighting system that...

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Wed, 11 Jan 2012 15:03:01 -0500Snippet: Make winter enjoyable by using all five senses http://www.viva-lite.cz/blog/

Source: TulsaWorld
Make winter enjoyable by using all five senses
Light is the most crucial cure for winter blues. "Open the shades and soak up as much natural light as you can," says Keller, who is a feng shui consultant and yoga instru...

Source: Honors College Thesis, Oregon State University
UVB Radiation Affects the Quality of the Female Sexual Attractiveness Pheromone of the Red-Sided Garter Snake
In this study, pheromone and skin lipid samples collected from red-sided ...

In 2011, we found there was a revival of interest in raising chickens in as natural a way as possible. This may well be in response to media images of caged chickens kept in battery farms. So when so many people sta...

Looking back on 2011 - another topic that seemed to be dear to many hearts was sleep, or the lack of it. While creating material on the subject of full-spectrum light we wrote about this topic a number of times.
The key out-take is that we need ...

Given that one of the most important reasons for using full-spectrum light is to get accurate colour perception and to see more clearly - it's no surprise to us that there are a number of artists working with full-spectrum light.
We featured ...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
PHOTOGRAPHY
Tutorial: Photographing quilts
I am not a professional photographer, but I am c...

For most of us, a light-bulb is something we buy, a piece of technology beyond our casual understanding.
This video shows how to make an emergency light-bulb with a piece of lead (from a pencil) and a power source.
If you're looking for a p...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
ART
Walk In Light Sculpture to combat winter blues from James Yamada
American artist James Ya...

It has been said that matching natural teeth with an artificial restoration can be one of the most challenging procedures
in restorative dentistry.
So if you are the individual in the chair, what piece of basic infrastructure will you hope your ...

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Thu, 17 Nov 2011 11:16:11 -0500How to make your home more invitinghttp://www.viva-lite.cz/blog/

Over the time we're been looking at how people use full-spectrum light in their lives we've been fascinated by the number of articles written on how to incorporate them into the design of your homes.
From specialist advice on how to light a bathr...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEALTH
Retirees bask safely in artifical sunlight
When he feels like it, Terence Bredin, 82...

Many adults will remember the phrase "go play outside" from their childhood. A phrase that always seemed to be uttered at a time when they most wanted to stay inside and watch TV. But time moves on, and now for many of us, it is time to start remindi...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
BIRDCARE
Pigeon Talk - Newbie questions about room light and feeding
Should I leave any lig...

Recent research conducted at the Jikei University School of Medicine in Japan and published in the American Journal of Clinical Nutrution looked into the relationship between Vitamin D levels and likelihood of contracting influenza.
While their s...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
RECOMMENDED READING
On Bathroom Lighting
There is hope in the form of the full spectrum light...

We live in what is known as the "knowledge economy". That means there is an incredible amount of material to read and absorb on a daily basis.
Because of this there is a vibrant speed-reading industry where you can pay money to take courses that...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
WORK BETTER
A LED Strip Light Jewelry Display Can Wow Your Customers
Lighting should always...

Recently Viva-Lite partner - AdLux were interviewed on Finnish TV. We have the video (in Finnish) here and the English translation below. If you'd like to skip ahead to the demonstration of how the colours look under different lights - this starts ...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEALTH
Late blast of summer brings feelgood factor
The full spectrum light improves the imm...

Vitamin D is a vitamin that the human body is able to source from both food and sunlight.
In this recent overview of the medical research - Vitamin D: A Neglected 'analgesic' for chronic musculoskeletal pain - the authors made the following poi...

At 9.04am UTC on September the 23rd (find your time here) the September equinox takes place.
At that moment the earth is neither tilted towards or away from the sun. Most of us know this as the day and night being of equal lengths.
You can ...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEALTH
Why are more women depressed
Other alternatives which show promise in small-scale trials...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEALTH
How To Cure The End-Of-Summer Blues
To try this out, get a lightbox or a lamp designed t...

A search on "sunlight and laundry" predominantly brings up mentions of sunlight soap or detergent which just goes to show the branding power of such a powerful word as sunlight.
But there is more to our relationship with sunlight than just a bloc...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
ART
Setting up a Still Life
Lighting is also important. If you want dramatic lighting, you can...

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Wed, 07 Sep 2011 15:01:59 -0500What is the visible light spectrum and who is it visible to?http://www.viva-lite.cz/blog/

Many of us have learnt at school that the visible light spectrum is made up of seven colours ranging from red to violet. The colours being the same as the rainbows - red, orange, yellow, green, blue, indigo, and violet.
You may also have learnt...

We all know that there is day and night. We all know there is summer and winter.
But sometimes seeing these concepts in a visual manner at a global level, can present them in a different light.
We found this real-time illustration of the s...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
WORK BETTER
Home Improvement | Lighting Your Basement Home Office
Ambient light can come from...

Our ability to perceive colour in the world around us is a combination of our ambient light quality and the state of the cones in our eyes.
These cones in our eyes specialise in perceiving any one of the three different colour groups - red, gre...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEALTH
Seeing the light: Shedding full-spectrum light on ADHD
One of the most surprising wa...

Anyone who has suffered from trying to drag themselves through a normal workday after a long international trip, knows the discomfort caused by crossing time-zones. And yet it appears there is a simple remedy available.
Jet lag is caused when ou...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
REPTILECARE
Lack of UV light harming tuatara
Without full-spectrum lighting, tuatara can suffer...

In the early 1960s, experiments were conducted to see what impact light had on the development of cancer. A 2-year pilot study was undertaken by S.L. Gabby MD to determine the effects of different lighting regimes on C3H mice.
C3H mice are chos...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
WORK BETTER
Night and Day, and Day and Night
Today will be a beautiful, sunny day (even by no...

Not all of us are privileged enough to have access to light whenever we want. Not everyone in the world has access to flick of the switch electricity.
But one group of people that don't have these advantages, found their own solution - do-it-y...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
BIRDCARE
Rooster gets his full spectrum light
I try to give my birds some time under the ful...

We recently found reference to an 2007 meeting report from the National Institute of Environmental Health Sciences in the United States, where they discussed how best to conduct research on possible connections between lighting and health
The bac...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEATH
Acquiring Vitamin D through your...eyes?
According to two researchers, German Ophthalmolo...

In a world where the average piece of food travels between 1,500 to 2,500 miles (4,000 km) every time it is delivered to your plate, what can you do to reduce your food mileage.
For some the answer is a chicken coop in the backyard with three-fo...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
REPTILECARE
How to Get Rid of Dark Colored Algae in a Tank
Provide your tank with artificial ...

The New York Times recently published an article entitled "In Eyes, a Clock Calibrated by Wavelengths of Light" that looks at what impact light has on us.
The article discusses what our eyes do for us - not only do they allow us to see but they a...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
BIRDCARE
African Grey Parrot Lighting
Basically, full spectrum has UVA and UVB wavelengths of l...

Seasonal Affective Disorder (or SAD) is most popularly known as a winter condition or "winter blues" - the condition being bought on by the onset of shorter days and less exposure to daylight.
While 5% of the population are considered to be eff...

A recently completed study by Johns Hopkins University has found a link between low levels of Vitamin D and anaemia in children.
Anaemia occurs when the body has too few oxygen carrying red blood cells. Mild anaemia symptoms include fatigue, ligh...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
Light Health For Pet Birds
Exposure to natural light is very important for the proper absorptio...

In a recent Science Daily article they report on an experiment published in the June 2011 edition of Infection and Immunity.
The experiment covered in the article showed that laboratory-grown gingival cells treated with vitamin D boosted their pr...

The 4th Annual Viva-Lite International Partners conference is being held in Budapest, Hungary on the 18th of June, 2011. Viva-Lite partners from around the world will be meeting shortly to discuss latest research and studies on full-spectrum lighti...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
WORK BETTER
Empirical Studies on the Effects of Lighting in the Classroom
Information compiled...

In many countries today, the ubiquitous summer message is some variant of "slip, slop, slap" (New Zealand's - "slip into a shirt, slop on some sunscreen and slap on a hat").
The message is so entrenched that it would seem close to criminally negli...

Several recently published articles have looked at the relationship of light to the female ovulation cycle. From the anecodotal description of the Burnett Park Zoo in Syracuse installing sunlight-simulating bulbs to reduce vandalism and then d...

Each year in Hungary, the Costruma expo welcomes over 60,000 visitors to meet more than 600 exhibitors from over 19 countries.
This year, Viva-Lite partners, FL TRADE Kft. exhibited Viva-Lite full-spectrum bulbs. The stand, which focused on show...

A new study publicised in the New Zealand Herald this week looks at the relationship between severe Vitamin D deficiencies and deaths from pneumonia.
The study completed at Waikato Hospital looked at blood samples of the 112 patients hospitalised...

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Thu, 12 May 2011 09:40:43 -0500The most artistic house in the world!http://www.viva-lite.cz/blog/

Built in Turku, Finland for artist Jan-Erik Andersson's Doctorate in Fine Arts at the Academy of Fine Arts in Helsinki, the Life on a Leaf house has been described as unique.
"The form of the Leaf House is unique. By day it resembles a strange h...

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Mon, 14 Feb 2011 07:46:31 -0500Is where you live making you SAD?http://www.viva-lite.cz/blog/

We found this wonderful little app that will tell you the daylight hours in any part of the world, at any time of the year.
If you research your home and find a long period of little grey concerned faces or even worse the little blue sad faces, t...

Research into how chickens perceive the world has given insights into how light is processed.
A fluorescent bulb with a flicker can cause enormous stress and lack of UV light can impact everything from choosing a viable mate to finding sufficien...

Around the world different people are talking about how they use full-spectrum lighting in their day-to-day lives. We feature some of the best here.
HEALTH
Want a Good Night's Sleep? Then Never Do These Things Before Bed ...
Even the tiniest bi...

Special lighting and window glass can help calm Alzheimer's patients, improving their quality of life and making life easier for their caregivers, according to a yearlong SIUC (Southern Illinois University Carbondale - Fall 2005) study.
...

At Viva-Lite we are passionate about the role of light in peoples lives, to the extent that we created a range of light-bulbs that allow full-spectrum lighting indoors.
This recent discussion we came across looks at the role of sunlight and cance...

We recommend full-spectrum lighting for plantcare and also reference a number of other websites that do so.
But have you ever wondered why plants respond so well to full-spectrum light?
The answer lies in a plants anatomy - a part of the plan...

The chronological aging process is inevitable but the physical age we are can be positively influenced by many simple changes in our environment.
One of the most common signs of aging is eyesight deterioration but in a recent published paper we se...

A recent New Zealand Herald article covers the groundbreaking research undertaken in New Zealand.
A New Zealand engineer has invented a "cutting-edge" device to calculate just how much sunshine we need to stay healthy.
It's exciting to see such res...

Especially now mid winter is near it is easy to get depressed a little as we are getting up in the dark and come home at nightfall. It is called SAD, short for Seasonal Affective Disorder or winter depression.
The main contributors to SAD are redu...

A University of Minnesota advocacy group may have "reverse-engineered" a study to bolster its own pre-existing anti-indoor tanning crusade, failing to properly cite the significance of conflicting data within its own paper, downplaying confounding da...

A team of doctors from the McGill University Health Centre in Canada was surprised to find that about 59 percent of people evaluated were deficient in vitamin D and about 25 percent were severely deficient.
Published in the Journal of Clinical ...

From time to time we are checking the internet for what people say about Viva-Lite. That way we can learn a lot how our customers perceive our brand, products and services.
For example see this feedback on namahatta.org and how well Viva-Lite wor...

Halldor Steinsen was awarded his MSc at KTH Stockholm for research into the impacts of CFLi in the Icelandic market. His thesis makes interesting but disturbing reading Below is an extract from his conclusion:
Using the constructed base case, i...

We investigated the influence of lighting on performance at activities of daily living in 24 older people with low vision from cataract and/or macular degeneration.
Participants carried out four everyday tasks, each at three illuminances: 50 lu...

In the following you can find some photo impressions from the Northern Light Fair in Stockholm (9.-13.2.2010).
Thank you to Ilkka, Tuomo and Sarah for providing the images.
[gallery link="file" columns="2"]

We felt it is high time to write a brief blog article about the so-called "colour rendering index", or CRI as its abbreviation is called. The CRI is often quoted in "Ra" (general color rendering index).
What does Wikipedia have to say about the C...

First of all we wish all our customers, homepage visitors and business partners a healthy and successful Happy New Year!
To celebrate this, we'd like to share a story with you from a client in the Netherlands: He is a specialist for rare plants an...

As part of milan design week 09 the german designer Ingo Maurer unveiled 'the euro condom' created in response to new EU guidelines that will see frosted light bulbs banned.
The product consists of a thin, heat-resistant silicone cover that turns...

The following lampshade was made for energy saving lamps - simply from "Recycled Water Bottles".
You'll not need much to accomplish this nice design yourself, simply a few empty water bottles (many coloured), 2l clear bottle, scissors, blade, adh...

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Fri, 20 Nov 2009 01:18:38 -0500Life on a Leaf - a total work of arthttp://www.viva-lite.cz/blog/

Have you ever wondered why among all these millions of box shaped buildings, you will never see a house shaped like a shoe, a flower or a leaf?
[gallery link="file"]
This is the question, which set out artist Jan-Erik Andersson on a long and a...

The following test is not only fun but also an eye opener to the way we study, read and so on. But let's go right to it.
Instructions:
1) Name the following colours aloud from up to down. Say aloud, as if there is nobody else in your room. So st...

A research team from the University of Leeds working with the US National Institutes of Health found a high level of vitamin D - suggestive of high sun exposure - protected patients with malignant melanoma, the deadliest form of skin cancer.
Those...

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Tue, 22 Sep 2009 22:52:03 -0500Whom to call first in an Emergency?http://www.viva-lite.cz/blog/

Not a typical entry about light this time, but a hopefully helpful hint anyway: Rescue workers often don't know whom to call in case of emergencies. Even though most people have a mobile phone, it usually has so many entries that it is difficult to d...

In the Netherlands there is an organic goat farm which is now lighted with Viva-Lite.
The farmer wanted to light up the barn with daylight so the milk production goes up. She also painted the ceiling which in combination with Viva-Lite it makes a ...

The following video was taken on the Finnish Housing Fair in the City of Valkeakoski between 10 July - 9 August 2009.
A special treat was one house lighted fully with VIVA-LITE and created by lighting designer Ilkka Pekanheimo from Ad-Lux:
...

Have you ever wondered what light looks like? Sure, everybody remembers the prisms in school and the colors of the rainbow. But how good an energy saving lamp - often with its dull colors - really is you can check for yourself now.
Dave - one of ...

The 2nd international conference for Viva-Lite Full Spectrum Lighting was held in Fellbach, Germany during the last week of July 2009.
Many interesting topics were exchanged and it was also decided which new full spectrum lighting models and prod...

The following pictures were taken in Auckland Greenlane, New Zealand on the Business Expo 2009.
The expo was a big success and the Viva-Lite stand received many visitors that were interested to learn more about full spectrum lighting.[gallery]
...

Vero Excellence in Business Support Awards Finalist Viva-Lite has silently built a strong and loyal customer base with so-called "Full Spectrum Lights" - products aimed at solving typical effects caused by lack of natural light, often also referred t...

Viva-Lite is happy to announce that it has won the eco site website award in the "Health" category. Eco Site Awards is the Website Awards Site To Help Promote Green Thinking in the categories of Health, Ecolo...

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Wed, 20 May 2009 15:59:07 -0500PM to present Vero Excellence in Business Support Awardshttp://www.viva-lite.cz/blog/

The Prime Minister of New Zealand, Hon John Key will present the Vero Excellence in Business Support Awards on 28 May in Auckland at a black-tie gala dinner attended by 600 business leaders. VIVA-LITE is a finalist in the awards and will be attenting...

Viva-LiteÂ® Full Spectrum Energy Saving Bulbs are efficient, economical and long lasting. They produce briliant bright, white light and simulate the natural sunlight by more than 96%. Ideal for at home and everywhere where people work with great co...

Viva-LiteÂ® Full Spectrum Energy Saving Bulbs are efficient, economical and long lasting. They produce briliant bright, white light and simulate the natural sunlight by more than 96%. Ideal for at home and everywhere where people work with great co...

The most vital element that influences our psyche and health - and which is at the same time the least conscious need - is light. When daylight is insufficient Viva-LiteÂ® full spectrum tubes come into play. Thanks to special materials used and a h...

The most vital element that influences our psyche and health - and which is at the same time the least conscious need - is light. When daylight is insufficient Viva-LiteÂ® full spectrum tubes come into play. Thanks to special materials used and a h...

There are good reasons to install full-spectrum halogen lights: their colour spectrum resembles that of the sun to 98%. This means continuous and harmonious colour replication as well as optimal shadow formation. In addition, the even light distribut...

Tips on how to be an excellent organisation were shared at a breakfast for this year's Vero Excellence in Business Support Awards finalists on 11 February where Viva-Lite is a finalist.
Vero CEO Roger Bell, who hosted the breakfast, told guests ...

A career as a concert pianist was put on the backburner when Toby Ruckert and his partner Margit Brusda chose to light up peoples lives. Moving to Waiheke in 2003 they brought with them 'Viva-Lite'. Their light bulb producing company that specialises...

Protect your eyesight with this Computer Protection Glasses!
PC screens are not as harmless as one would think and hours of work in front of a computer screen wear out our eyes.
Flaring frequencies, which are hardly perceivable by the naked eye and ...

Gasping teenagers can be helped by new fluorescent lamps in schools. When researchers changed lighting in classroom the students became more alert in the morning and got a better nightsleep.
Results are so good that other schools are getting inter...

Even though our modern world offers many high-tech notetaking solutions, there are times when the low-tech method of taking notes on small pieces of paper is the best option.
With this Viva-Lite notepad, you can get your point across while also rem...

Bring colour in your tea and coffee breaks with this unique magic Viva-Lite mug.
Watch the bright Viva-Lite photo appear as if by magic when you pour hot water into the mug.
A great surprise for friends and colleagues.

A lack of exposure to sunlight, rather than watching too much television or playing computer games, causes myopia in children, a new study has claimed.
Researchers in Australia have reported that children need to spend at least two to three hours ...

Research carried out at the Surrey Sleep Centre at the University of Surrey in partnership with Philips Lighting has revealed that changing traditional white-light lighting to blue-enriched white light helped office workers stay more alert and less s...

SAM BERMAN
Research on vision suggests that we have more to learn about the eye and energy efficiency
Many engineering and architectural texts contain an incorrect view of how the eye deals with light. In these texts one encounters the correct stat...